A microgrid is a group of interconnected loads and distributed energy resources within clearly defined electrical boundaries that acts as a single controllable entity with respect to the grid.
Static electricity can ignite lithium batteries under the wrong conditions. That's why anti-static packaging materials—such as bubble wrap rolls and polybags—are critical components of lithium battery packaging.
They are defined in IEC 61724-1:2021 and are used by asset owners, operators, and independent engineers to detect underperformance, benchmark plants, and fulfill contractual obligations. Two primary indicators are in common use: Performance ratio (PR) and Energy performance index.